The paper presents the study of physico chemical parameters of water in Buckingham canal within the Chennai city limits.The water has been subjected to immense degradation and pollution due to huge amount of domestic and industrial waste entering into it .The restoration of water quality is a major challenge to environmental managers. The study area is divided into 5 regions and water samples are collected. The qualitative and quantitative analysis of water samples are conducted to determine the amount of different pollutants present. The study identifies the critical pollutants affecting the water during its course through the city. The results are compared with the standard limits. Solutions are recommended to reduce the critical parameters and make water purposeful.